GMC Sierra 2500
exhaust system Problems
We don't have a lot of GMC Sierra 2500 exhaust system problems on file — feel free to add yours here. The most common Sierra 2500 exhaust system problems cost $6,400 to fix & occur at 61,000 miles.
The worst model years for exhaust system problems are the 2012 Sierra 2500, 2011 Sierra 2500, and the 2021 Sierra 2500.
Worst GMC Sierra 2500 Exhaust System Problems
-
#1: Diesel Exhaust Fluid System 2011 Sierra 2500
- Average Cost to Fix:
- $2,100
- Average Mileage:
- 47,000 mi
-
#2: 'emission System Requires Service' Warning Message 2012 Sierra 2500
- Average Cost to Fix:
- $7,300
- Average Mileage:
- 66,000 mi
-
#3: Def Tank Failure 2021 Sierra 2500
- Average Cost to Fix:
- $9,800
- Average Mileage:
- 69,000 mi